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CVE-2025-37730

Logstash Improper Certificate Validation in TCP output PUBLISHED

Description (CNA)

Improper certificate validation in Logstash's TCP output could lead to a man-in-the-middle (MitM) attack in “client” mode, as hostname verification in TCP output was not being performed when the ssl_verification_mode => full was set.

Affected (CNA)

Vendor / productVersions
Elastic / Logstashaffected 8.0.0 before 8.17.6; affected 8.18.0 before 8.18.1; affected 9.0.0 before 9.0.1

CWE

CWE-295

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.